t. rowe price. invest with confidence. request a prospectus or summary prospectus with investment information, risks, fees and expenses to read and consider carefully before investing. >>> i would like for you as the committee is getting to know you, know something about your service in vietnam and your combat experience. were you wounded, senator hagel? >> i would respond this way. i think my time is better served and maybe talk about more the specific things like senator mccain asked me about. i had one fundamental question that i asked myself. on every vote i took, every decision i made. was a policy worthy of the men and women that we were sending into battle and surely to their deaths. i did question a surge. it wasn't an aberration to me. i always ask the question is this worth being the sacrifice? because there will be sacrifice. >> let's bring into the conversation now joseph cirincione, he's chairman of the plow shares fund, the global security corporation, he's our go-to expert on nukes. joe, thanks very much for